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ALLIANCEBERNSTEIN L.P.: BSX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ALLIANCEBERNSTEIN L.P. on BSX, newest first. How the timeline and the estimate are built.

ALLIANCEBERNSTEIN L.P. held 1,455,619 BSX shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,455,619 shares
    Change vs previous 13F -170,166 shares

    0.03% of the 13F portfolio, value $91,340,092.

    13F-HR 0001109448-26-000261 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 1,625,785 shares
    Change vs previous 13F -1,174,944 shares

    0.05% of the 13F portfolio, value $155,018,600.

    13F-HR 0001109448-26-000101 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 2,800,729 shares
    Change vs previous 13F -185,749 shares

    0.08% of the 13F portfolio, value $267,049,510.

    13F-HR 0001109448-26-000021 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 2,986,478 shares
    Change vs previous 13F -302,058 shares

    0.09% of the 13F portfolio, value $291,569,847.

    13F-HR 0001109448-25-000079 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 3,288,536 shares
    Change vs previous 13F +251,601 shares

    0.12% of the 13F portfolio, value $353,221,652.

    13F-HR 0001532155-25-000161 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 3,036,935 shares
    Change vs previous 13F +1,189,016 shares

    0.11% of the 13F portfolio, value $306,366,003.

    13F-HR 0001532155-25-000116 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 1,847,919 shares
    Change vs previous 13F +110,934 shares

    0.06% of the 13F portfolio, value $165,056,125.

    13F-HR 0001532155-25-000050 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 1,736,985 shares
    Change vs previous 13F not available

    0.05% of the 13F portfolio, value $145,559,343.

    13F-HR 0001532155-24-000162 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).